People experience headset to translate speech in real time at the 20th China Hi-Tech Fair (CHTF) in Shenzhen, South China’s Guangdong province, Nov 16, 2018.[Photo/Xinhua]
An exhibitor shows a robot at the 20th China Hi-Tech Fair (CHTF) in Shenzhen, South China’s Guangdong province, Nov 16, 2018.[Photo/Xinhua]
An exhibitor shows a device to assist knee joint at the 20th China Hi-Tech Fair (CHTF) in Shenzhen, South China’s Guangdong province, Nov 16, 2018.[Photo/Xinhua]
An exhibitor shows an underwater drone at the 20th China Hi-Tech Fair (CHTF) in Shenzhen, South China’s Guangdong province, Nov 16, 2018.[Photo/Xinhua]
An exhibitor shows f 4D printing works of ceramic samples at the 20th China Hi-Tech Fair (CHTF) in Shenzhen, South China’s Guangdong province, Nov 16, 2018.[Photo/Xinhua]
